diff options
Diffstat (limited to 'arch/powerpc/cpu/mpc85xx/speed.c')
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/speed.c | 35 |
1 files changed, 31 insertions, 4 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/speed.c b/arch/powerpc/cpu/mpc85xx/speed.c index 8426b1a..7e69873 100644 --- a/arch/powerpc/cpu/mpc85xx/speed.c +++ b/arch/powerpc/cpu/mpc85xx/speed.c @@ -37,6 +37,7 @@ void get_sys_info(sys_info_t *sys_info) #ifdef CONFIG_SYS_FSL_QORIQ_CHASSIS2 int cc_group[12] = CONFIG_SYS_FSL_CLUSTER_CLOCKS; #endif + __maybe_unused u32 svr; const u8 core_cplx_PLL[16] = { [ 0] = 0, /* CC1 PPL / 1 */ @@ -122,11 +123,27 @@ void get_sys_info(sys_info_t *sys_info) /* T4240/T4160 Rev2.0 MEM_PLL_RAT uses a value which is half of * T4240/T4160 Rev1.0. eg. It's 12 in Rev1.0, however, for Rev2.0 * it uses 6. + * T2080 rev 1.1 and later also use half mem_pll comparing with rev 1.0 */ #if defined(CONFIG_PPC_T4240) || defined(CONFIG_PPC_T4160) || \ - defined(CONFIG_PPC_T4080) - if (SVR_MAJ(get_svr()) >= 2) - mem_pll_rat *= 2; + defined(CONFIG_PPC_T4080) || defined(CONFIG_PPC_T2080) + svr = get_svr(); + switch (SVR_SOC_VER(svr)) { + case SVR_T4240: + case SVR_T4160: + case SVR_T4120: + case SVR_T4080: + if (SVR_MAJ(svr) >= 2) + mem_pll_rat *= 2; + break; + case SVR_T2080: + case SVR_T2081: + if ((SVR_MAJ(svr) > 1) || (SVR_MIN(svr) >= 1)) + mem_pll_rat *= 2; + break; + default: + break; + } #endif if (mem_pll_rat > 2) sys_info->freq_ddrbus *= mem_pll_rat; @@ -168,6 +185,9 @@ void get_sys_info(sys_info_t *sys_info) defined(CONFIG_PPC_T2080) || defined(CONFIG_PPC_T2081) #define FM1_CLK_SEL 0xe0000000 #define FM1_CLK_SHIFT 29 +#elif defined(CONFIG_PPC_T1024) || defined(CONFIG_PPC_T1023) +#define FM1_CLK_SEL 0x00000007 +#define FM1_CLK_SHIFT 0 #else #define PME_CLK_SEL 0xe0000000 #define PME_CLK_SHIFT 29 @@ -175,8 +195,12 @@ void get_sys_info(sys_info_t *sys_info) #define FM1_CLK_SHIFT 26 #endif #if !defined(CONFIG_FM_PLAT_CLK_DIV) || !defined(CONFIG_PME_PLAT_CLK_DIV) +#if defined(CONFIG_PPC_T1024) || defined(CONFIG_PPC_T1023) + rcw_tmp = in_be32(&gur->rcwsr[15]) - 4; +#else rcw_tmp = in_be32(&gur->rcwsr[7]); #endif +#endif #ifdef CONFIG_SYS_DPAA_PME #ifndef CONFIG_PME_PLAT_CLK_DIV @@ -213,7 +237,10 @@ void get_sys_info(sys_info_t *sys_info) #endif #ifdef CONFIG_SYS_DPAA_QBMAN - sys_info->freq_qman = sys_info->freq_systembus / 2; +#ifndef CONFIG_QBMAN_CLK_DIV +#define CONFIG_QBMAN_CLK_DIV 2 +#endif + sys_info->freq_qman = sys_info->freq_systembus / CONFIG_QBMAN_CLK_DIV; #endif #ifdef CONFIG_SYS_DPAA_FMAN |